Go build error

[jcalfee]

This is the issue:

$ go get -u github.com/ethereum/go-ethereum

github.com/obscuren/secp256k1-go

In file included from go/src/github.com/obscuren/secp256k1-go/./secp256k1/src/impl/num.h:11,
from go/src/github.com/obscuren/secp256k1-go/./secp256k1/src/secp256k1.c:5,
from go/src/github.com/obscuren/secp256k1-go/secp256.go:9:
go/src/github.com/obscuren/secp256k1-go/./secp256k1/src/impl/num_gmp.h: In function ‘secp256k1_num_mul’:
go/src/github.com/obscuren/secp256k1-go/./secp256k1/src/impl/num_gmp.h:214: warning: implicit declaration of function ‘mpn_copyi’

github.com/obscuren/secp256k1-go

/tmp/go-build546678893/github.com/obscuren/secp256k1-go/_obj/secp256.cgo2.o: In function secp256k1_num_div': go/src/github.com/obscuren/secp256k1-go/./secp256k1/src/impl/num_gmp.h:231: undefined reference tompn_copyi'
/tmp/go-build546678893/github.com/obscuren/secp256k1-go/_obj/secp256.cgo2.o: In function secp256k1_num_mul': go/src/github.com/obscuren/secp256k1-go/./secp256k1/src/impl/num_gmp.h:214: undefined reference tompn_copyi'
/tmp/go-build546678893/github.com/obscuren/secp256k1-go/_obj/secp256.cgo2.o: In function secp256k1_num_split': go/src/github.com/obscuren/secp256k1-go/./secp256k1/src/impl/num_gmp.h:328: undefined reference tompn_copyi'

Please consider adding a branch.

[obscuren]

What system are you on and which version of gmp do you have?